🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`p4so.com`

DNSSEC	⚠️ Not signed
NS	`derek.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b9a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`derek.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c19a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`derek.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:219a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`derek.ns.cloudflare.com`
		A	108.162.193.154^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`derek.ns.cloudflare.com`
		A	172.64.33.154^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`derek.ns.cloudflare.com`
		A	173.245.59.154^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`derek.ns.cloudflare.com`
NS	`joan.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aad^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0ad^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`joan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20ad^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`joan.ns.cloudflare.com`
		A	108.162.192.173^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joan.ns.cloudflare.com`
		A	172.64.32.173^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joan.ns.cloudflare.com`
		A	173.245.58.173^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joan.ns.cloudflare.com`
MX	`mail.protonmail.ch` ⭐
		A	176.119.200.128^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mail.protonmail.ch`
		A	185.70.42.128^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mail.protonmail.ch`
		A	185.205.70.128^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mail.protonmail.ch`
MX	`mailsec.protonmail.ch`⁽²⁰⁾
		A	176.119.200.129^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.70.42.129^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.205.70.129^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mailsec.protonmail.ch`
TXT	`protonmail-verification=3cd5b86c95e924f9955a44e28343377221f66a89`
TXT	`v=spf1 include:_spf.protonmail.ch ~all`
SOA	`derek.ns.cloudflare.com`dns@cloudflare.com serial=2412054722

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1786949724

Same first word

p4so.com

Similar names

ops4.net

pos4.me

s4op.com

4pos.pl

so4p.cc

spo4.akamaized.net

4pos.se

pos4.eu

so4p.com

pso4.com

po4s.com

4ops.com.mx

4pos.ch

4pos.co.za

os4p.org

4ops.si

4ops.com

4pos.de

4pos.dk

pos4.nl

4pos.sk

4pos.eu

pos4.de

4pos.at

op4s.com

pos4.com

pos4.net

4pos.com

ops4.com

4ops.tech

4pos.es

4pos.net

4pos.be

4pos.co.uk

4pos.nl

4pos.cz

ops4.com.br

4pos.ru

4pos.gr

4pos.fr

s4op.co.za

DNS History

9 records (4 active, 5 former)

●NSderek.ns.cloudflare.com2026-07-11 → 2026-08-17 · 3 obs

○ 2016-04-27 07:51:06
● 2026-07-11 19:21:26
● 2026-08-17 07:23:22

●NSjoan.ns.cloudflare.com2026-07-11 → 2026-08-17 · 3 obs

○ 2016-04-27 07:51:06
● 2026-07-11 19:21:26
● 2026-08-17 07:23:22

○NSns17.domaincontrol.com2015-07-05 → 2016-04-27 · 4 obs

● 2015-07-05 08:54:30
● 2016-04-27 07:51:06
○ 2026-07-11 19:21:26
○ 2026-08-17 07:23:22

○NSns18.domaincontrol.com2015-07-05 → 2016-04-27 · 4 obs

● 2015-07-05 08:54:30
● 2016-04-27 07:51:06
○ 2026-07-11 19:21:26
○ 2026-08-17 07:23:22

●MXmail.protonmail.ch2026-07-11 → 2026-08-17 · 3 obs

○ 2016-04-27 07:51:06
● 2026-07-11 19:21:26
● 2026-08-17 07:23:22

●MXmailsec.protonmail.ch2026-07-11 → 2026-08-17 · 3 obs

○ 2016-04-27 07:51:06
● 2026-07-11 19:21:26
● 2026-08-17 07:23:22

○MXmailstore1.secureserver.net2015-07-05 → 2016-04-27 · 4 obs

● 2015-07-05 08:54:30
● 2016-04-27 07:51:06
○ 2026-07-11 19:21:26
○ 2026-08-17 07:23:22

○MXsmtp.secureserver.net2015-07-05 → 2016-04-27 · 4 obs

● 2015-07-05 08:54:30
● 2016-04-27 07:51:06
○ 2026-07-11 19:21:26
○ 2026-08-17 07:23:22

○A50.63.202.532015-07-05 → 2016-04-27 · 4 obs

● 2015-07-05 08:54:30
● 2016-04-27 07:51:06
○ 2026-07-11 19:21:26
○ 2026-08-17 07:23:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
p4so.com	joan.ns.cloudflare.com, derek.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.173

NS records: joan.ns.cloudflare.com, derek.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 242ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`derek.ns.cloudflare.com, joan.ns.cloudflare.com`
MX	2	`mail.protonmail.ch (pri: 10), mailsec.protonmail.ch (pri: 20)`
TXT	2	`protonmail-verification=3cd5b86c95e924f9, v=spf1 include:_spf.protonmail.ch ~all`
SOA	1	`derek.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (joan.ns.cloudflare.com, joan.ns.cloudflare.com, joan.ns.cloudflare.com...)

Analysis

Name Servers

p4so.com is delegated to two name servers: derek.ns.cloudflare.com and joan.ns.cloudflare.com.

p4so.com uses the same name servers as several other domains — among them surgesuppression.info, utilco.com, vapesocietysupplies.com and two more.

There is at least partial name server overlap between p4so.com and other domains — constructionspb.com, nitnemsahib.com, bontouch.com and two more among them.

These name servers are routinely deployed together with the name servers kai.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

derek.ns.cloudflare.com resolves to 108.162.193.154, 172.64.33.154, 173.245.59.154 and 3 other IP addresses.

joan.ns.cloudflare.com resolves to 108.162.192.173, 172.64.32.173, 173.245.58.173 and 3 other IP addresses.

Mail Servers

Mail for p4so.com is handled by two mail servers — mail.protonmail.ch and mailsec.protonmail.ch.

p4so.com uses an identical mail server configuration to several other domains — among them autagroup.com, monique.net, milliere.com and two more.

p4so.com has at least partial mail server overlap with other domains such as wilfreds.net, jswlawoffice.com, mcmullen.co and two more.

mail.protonmail.ch points to 176.119.200.128, 185.70.42.128 and 185.205.70.128. mailsec.protonmail.ch points to 176.119.200.129, 185.70.42.129 and 185.205.70.129. Both hosts resolve to three IP numbers.

p4so.com - robtex.com

p4so.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Name Servers

Mail Servers

`p4so.com`

`com`